./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label11.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8bc5807873c5a4343353326fda69b22e512eabea ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label11.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8bc5807873c5a4343353326fda69b22e512eabea ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:53,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:53,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:53,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:53,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:53,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:53,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:53,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:53,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:53,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:53,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:53,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:53,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:53,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:53,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:53,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:53,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:53,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:53,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:53,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:53,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:53,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:53,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:53,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:53,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:53,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:53,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:53,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:53,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:53,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:53,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:53,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:53,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:53,723 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:53,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:53,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:53,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:53,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:53,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:53,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:53,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:53,733 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:53,760 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:53,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:53,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:53,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:53,765 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:53,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:53,767 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:53,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:53,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:53,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:53,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:53,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:53,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:53,770 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:53,771 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:53,771 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:53,771 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:53,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:53,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:53,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:53,774 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:53,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:53,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:53,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:53,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:53,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:53,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:53,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:53,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:53,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bc5807873c5a4343353326fda69b22e512eabea [2019-11-24 20:39:54,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:54,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:54,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:54,260 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:54,262 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:54,263 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-24 20:39:54,363 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c266673/c22ca2998c344db186a3748a81240c9b/FLAG8da1e7d66 [2019-11-24 20:39:55,263 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:55,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-24 20:39:55,294 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c266673/c22ca2998c344db186a3748a81240c9b/FLAG8da1e7d66 [2019-11-24 20:39:55,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c266673/c22ca2998c344db186a3748a81240c9b [2019-11-24 20:39:55,418 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:55,421 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:55,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:55,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:55,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:55,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:55,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55, skipping insertion in model container [2019-11-24 20:39:55,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:55,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:55,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:56,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:56,271 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:56,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:56,467 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:56,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:56 WrapperNode [2019-11-24 20:39:56,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:56,474 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:56,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:56,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:56,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:56" (1/1) ... [2019-11-24 20:39:56,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:56" (1/1) ... [2019-11-24 20:39:56,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:56,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:56,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:56,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:56,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:56" (1/1) ... [2019-11-24 20:39:56,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:56" (1/1) ... [2019-11-24 20:39:56,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:56" (1/1) ... [2019-11-24 20:39:56,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:56" (1/1) ... [2019-11-24 20:39:56,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:56" (1/1) ... [2019-11-24 20:39:56,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:56" (1/1) ... [2019-11-24 20:39:56,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:56" (1/1) ... [2019-11-24 20:39:56,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:56,756 INFO L168 Benchmark]: Toolchain (without parser) took 1326.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.2 MB in the end (delta: -2.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:56,757 INFO L168 Benchmark]: CDTParser took 1.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:56,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1042.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.0 MB in the end (delta: -7.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:56,759 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.62 ms. Allocated memory is still 1.0 GB. Free memory is still 968.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:56,760 INFO L168 Benchmark]: Boogie Preprocessor took 136.73 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:56,767 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1042.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.0 MB in the end (delta: -7.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.62 ms. Allocated memory is still 1.0 GB. Free memory is still 968.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.73 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:59,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:59,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:59,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:59,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:59,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:59,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:59,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:59,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:59,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:59,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:59,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:59,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:59,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:59,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:59,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:59,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:59,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:59,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:59,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:59,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:59,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:59,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:59,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:59,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:59,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:59,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:59,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:59,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:59,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:59,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:59,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:59,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:59,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:59,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:59,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:59,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:59,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:59,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:59,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:59,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:59,578 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:59,608 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:59,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:59,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:59,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:59,615 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:59,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:59,616 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:59,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:59,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:59,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:59,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:59,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:59,619 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:59,619 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:59,620 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:59,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:59,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:59,621 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:59,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:59,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:59,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:59,624 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:59,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:59,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:59,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:59,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:59,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:59,625 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:59,626 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:59,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:59,627 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:59,627 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bc5807873c5a4343353326fda69b22e512eabea [2019-11-24 20:40:00,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:00,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:00,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:00,107 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:00,111 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:00,112 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-24 20:40:00,209 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9a83ac3b/f4eb7e5ac4f34385859cd71ff203b344/FLAGbfc3de65f [2019-11-24 20:40:01,064 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:01,069 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-24 20:40:01,090 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9a83ac3b/f4eb7e5ac4f34385859cd71ff203b344/FLAGbfc3de65f [2019-11-24 20:40:01,233 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9a83ac3b/f4eb7e5ac4f34385859cd71ff203b344 [2019-11-24 20:40:01,239 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:01,244 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:01,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:01,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:01,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:01,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:01" (1/1) ... [2019-11-24 20:40:01,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:01, skipping insertion in model container [2019-11-24 20:40:01,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:01" (1/1) ... [2019-11-24 20:40:01,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:01,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:02,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:02,339 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:02,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:02,625 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:02,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:02 WrapperNode [2019-11-24 20:40:02,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:02,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:02,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:02,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:02,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:02" (1/1) ... [2019-11-24 20:40:02,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:02" (1/1) ... [2019-11-24 20:40:02,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:02,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:02,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:02,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:02,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:02" (1/1) ... [2019-11-24 20:40:02,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:02" (1/1) ... [2019-11-24 20:40:02,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:02" (1/1) ... [2019-11-24 20:40:02,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:02" (1/1) ... [2019-11-24 20:40:02,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:02" (1/1) ... [2019-11-24 20:40:02,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:02" (1/1) ... [2019-11-24 20:40:02,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:02" (1/1) ... [2019-11-24 20:40:02,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:02,943 INFO L168 Benchmark]: Toolchain (without parser) took 1699.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:02,945 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:02,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1381.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.4 MB in the end (delta: 969.1 kB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:02,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.30 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:02,951 INFO L168 Benchmark]: Boogie Preprocessor took 141.73 ms. Allocated memory is still 1.0 GB. Free memory is still 960.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:02,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1381.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.4 MB in the end (delta: 969.1 kB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.30 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.73 ms. Allocated memory is still 1.0 GB. Free memory is still 960.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...